Salami Rocket: Unterschied zwischen den Versionen
Amir (Diskussion | Beiträge) |
Amir (Diskussion | Beiträge) |
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| (6 dazwischenliegende Versionen desselben Benutzers werden nicht angezeigt) | |||
| Zeile 2: | Zeile 2: | ||
[[Image:Hybrids big.png|thumb|left|Hybrid rocket propulsion system conceptual overview]] | [[Image:Hybrids big.png|thumb|left|Hybrid rocket propulsion system conceptual overview]] | ||
Nomen est omen. [http://en.wikipedia.org/wiki/Salami Salami] rocket is about building a [http://en.wikipedia.org/wiki/Hybrid_rocket hybrid rocket] with a gaseous [http://en.wikipedia.org/wiki/Oxidizing_agent oxydizer] (N<sub>2</sub>0) and salami as propellants. | Nomen est omen. [http://en.wikipedia.org/wiki/Salami Salami] rocket is about building a [http://en.wikipedia.org/wiki/Hybrid_rocket hybrid rocket] with a gaseous [http://en.wikipedia.org/wiki/Oxidizing_agent oxydizer] (N<sub>2</sub>0) and salami as propellants. | ||
| Zeile 7: | Zeile 10: | ||
= Oxydizer = | = Oxydizer = | ||
I chose [http://en.wikipedia.org/wiki/N2O N<sub>2</sub>O] over [http://en.wikipedia.org/wiki/Oxygen O<sub>2</sub>] because although N<sub>2</sub>O carries a lot of conjectural inert nitrogen (64%) oxygen is much harder to handle (tank filling, storage & injection). Additionally the [http://en.wikipedia.org/wiki/Nitrogen nitrogen], though not participating in combustion, raises the fuel erosion rate and cooles the nozzle enough to reuse it many times. | I chose [http://en.wikipedia.org/wiki/N2O N<sub>2</sub>O] over [http://en.wikipedia.org/wiki/Oxygen O<sub>2</sub>] because although N<sub>2</sub>O carries a lot of conjectural inert nitrogen (64%) oxygen is much harder to handle (tank filling, storage & injection). Additionally the [http://en.wikipedia.org/wiki/Nitrogen nitrogen], though not participating in combustion, raises the fuel erosion rate and cooles the nozzle enough to reuse it many times. | ||
Since the alternatives i found are quite expensive, i use the nitrous oxyde of [http://en.wikipedia.org/wiki/Whipped-cream_charger whipped-cream chargers] | Since the alternatives i found are quite expensive, i use the nitrous oxyde of [http://en.wikipedia.org/wiki/Whipped-cream_charger whipped-cream chargers]. | ||
= Fuel = | = Fuel = | ||
| Zeile 27: | Zeile 30: | ||
* Body tube: Enhances airodynamic properties of the rocket and encapsulates the motor. | * Body tube: Enhances airodynamic properties of the rocket and encapsulates the motor. | ||
* Motor mount: Anchors the motor within the body tube | * Motor mount: Anchors the motor within the body tube | ||
* Fins: Enhances airodynamic/stability properties of the rocket. | * [http://en.wikipedia.org/wiki/Fins Fins]: Enhances airodynamic/stability properties of the rocket. | ||
* | * [http://en.wikipedia.org/wiki/Model_rocket#Model_rocket_recovery_methods Recovery System]: Enables slow decent after burn-out for safety and reusability | ||
* Tail camera: It's all about the nice view | * Tail camera: It's all about the nice view | ||
* [http://en.wikipedia.org/wiki/Altimeter Altimeter]: Measurement concludes the fate of the [http://en.wikipedia.org/wiki/Schr%C3%B6dinger%27s_cat#Copenhagen_interpretation cat] | * [http://en.wikipedia.org/wiki/Altimeter Altimeter]: Measurement concludes the fate of the [http://en.wikipedia.org/wiki/Schr%C3%B6dinger%27s_cat#Copenhagen_interpretation cat] | ||
| Zeile 92: | Zeile 95: | ||
== Ignitor == | == Ignitor == | ||
The ignitor charge consists of black powder and paraffin wax wrapped in thin papper. It is triggered by an [http://en.wikipedia.org/wiki/Arduino arduino] which is remotely controlled. | |||
== Body tube == | == Body tube == | ||
| Zeile 124: | Zeile 127: | ||
== Recover System == | == Recover System == | ||
None specified/selected yet. | None specified/selected yet. | ||
== Filling System == | |||
[[Bild:Filling device.jpg|left|thumb|100px|Filling device]] | |||
A slightly modified CO<sub>2</sub> charging device for paintball guns. | |||
= Testing = | = Testing = | ||